/* Multi-process/thread control defs for GDB, the GNU debugger.
- Copyright 1987, 88, 89, 90, 91, 92, 1993, 1998, 1999, 2000
-
+ Copyright (C) 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1997, 1998, 1999,
+ 2000, 2007 Free Software Foundation, Inc.
Contributed by Lynx Real-Time Systems, Inc. Los Gatos, CA.
- Free Software Foundation, Inc.
+
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef GDBTHREAD_H
#define GDBTHREAD_H
+struct breakpoint;
+struct frame_id;
+struct symtab;
+
/* For bpstat */
#include "breakpoint.h"
+/* For struct frame_id. */
+#include "frame.h"
+
struct thread_info
{
struct thread_info *next;
- int pid; /* "Actual process id";
+ ptid_t ptid; /* "Actual process id";
In fact, this may be overloaded with
kernel thread id, etc. */
int num; /* Convenient handle (GDB thread id) */
/* State from wait_for_inferior */
CORE_ADDR prev_pc;
- CORE_ADDR prev_func_start;
- char *prev_func_name;
struct breakpoint *step_resume_breakpoint;
- struct breakpoint *through_sigtramp_breakpoint;
CORE_ADDR step_range_start;
CORE_ADDR step_range_end;
- CORE_ADDR step_frame_address;
+ struct frame_id step_frame_id;
+ int current_line;
+ struct symtab *current_symtab;
int trap_expected;
int handling_longjmp;
int another_trap;
when we finally do stop stepping. */
bpstat stepping_through_solib_catchpoints;
- /* This is set to TRUE when this thread is in a signal handler
- trampoline and we're single-stepping through it. */
- int stepping_through_sigtramp;
-
/* Private data used by the target vector implementation. */
struct private_thread_info *private;
};
/* Add a thread to the thread list.
Note that add_thread now returns the handle of the new thread,
so that the caller may initialize the private thread data. */
-extern struct thread_info *add_thread (int pid);
+extern struct thread_info *add_thread (ptid_t ptid);
/* Delete an existing thread list entry. */
-extern void delete_thread (int);
+extern void delete_thread (ptid_t);
+
+/* Delete a step_resume_breakpoint from the thread database. */
+extern void delete_step_resume_breakpoint (void *);
/* Translate the integer thread id (GDB's homegrown id, not the system's)
into a "pid" (which may be overloaded with extra thread information). */
-extern int thread_id_to_pid (int);
+extern ptid_t thread_id_to_pid (int);
/* Translate a 'pid' (which may be overloaded with extra thread information)
into the integer thread id (GDB's homegrown id, not the system's). */
-extern int pid_to_thread_id (int pid);
+extern int pid_to_thread_id (ptid_t ptid);
/* Boolean test for an already-known pid (which may be overloaded with
extra thread information). */
-extern int in_thread_list (int pid);
+extern int in_thread_list (ptid_t ptid);
/* Boolean test for an already-known thread id (GDB's homegrown id,
not the system's). */
extern int valid_thread_id (int thread);
/* Search function to lookup a thread by 'pid'. */
-extern struct thread_info *find_thread_pid (int pid);
+extern struct thread_info *find_thread_pid (ptid_t ptid);
/* Iterator function to call a user-provided callback function
once for each known thread. */
extern struct thread_info *iterate_over_threads (thread_callback_func, void *);
/* infrun context switch: save the debugger state for the given thread. */
-extern void save_infrun_state (int pid,
+extern void save_infrun_state (ptid_t ptid,
CORE_ADDR prev_pc,
- CORE_ADDR prev_func_start,
- char *prev_func_name,
int trap_expected,
struct breakpoint *step_resume_breakpoint,
- struct breakpoint *through_sigtramp_breakpoint,
CORE_ADDR step_range_start,
CORE_ADDR step_range_end,
- CORE_ADDR step_frame_address,
+ const struct frame_id *step_frame_id,
int handling_longjmp,
int another_trap,
int stepping_through_solib_after_catch,
bpstat stepping_through_solib_catchpoints,
- int stepping_through_sigtramp);
+ int current_line,
+ struct symtab *current_symtab);
/* infrun context switch: load the debugger state previously saved
for the given thread. */
-extern void load_infrun_state (int pid,
+extern void load_infrun_state (ptid_t ptid,
CORE_ADDR *prev_pc,
- CORE_ADDR *prev_func_start,
- char **prev_func_name,
int *trap_expected,
struct breakpoint **step_resume_breakpoint,
- struct breakpoint **through_sigtramp_breakpoint,
CORE_ADDR *step_range_start,
CORE_ADDR *step_range_end,
- CORE_ADDR *step_frame_address,
+ struct frame_id *step_frame_id,
int *handling_longjmp,
int *another_trap,
int *stepping_through_solib_affter_catch,
bpstat *stepping_through_solib_catchpoints,
- int *stepping_through_sigtramp);
+ int *current_line,
+ struct symtab **current_symtab);
/* Commands with a prefix of `thread'. */
extern struct cmd_list_element *thread_cmd_list;
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